this.promoted = ArrayFun.init(V.size.x, V.size.y, false);
if (fenParsed.promoted != "-") {
for (let square of fenParsed.promoted.split(",")) {
this.promoted = ArrayFun.init(V.size.x, V.size.y, false);
if (fenParsed.promoted != "-") {
for (let square of fenParsed.promoted.split(",")) {